// Copyright 2021-present StarRocks, Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.


package com.starrocks.connector.hive.glue.metastore;

import com.google.common.util.concurrent.ThreadFactoryBuilder;
import org.apache.hadoop.hive.conf.HiveConf;

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

public class DefaultExecutorServiceFactory implements ExecutorServiceFactory {
    private static final int NUM_EXECUTOR_THREADS = 5;

    private static final ExecutorService GLUE_METASTORE_DELEGATE_THREAD_POOL = Executors.newFixedThreadPool(
            NUM_EXECUTOR_THREADS, new ThreadFactoryBuilder()
                    .setNameFormat(GlueMetastoreClientDelegate.GLUE_METASTORE_DELEGATE_THREADPOOL_NAME_FORMAT)
                    .setDaemon(true).build()
    );

    @Override
    public ExecutorService getExecutorService(HiveConf conf) {
        return GLUE_METASTORE_DELEGATE_THREAD_POOL;
    }
}
